February pdf presentation: I noticed PSID has this new presentation on there web-site that summarizes everything really well and includes pictures of devices: http://files.shareholder.com/downloads/ABEA-3Y7P8E/1718161067x0x497237/2a57d70a-42be-4366-83ce-0ddcb26bfb65/PositiveIDInvestor_Presentation_Feb_2011.pdf